Unix-specific services¶
The modules described in this chapter provide interfaces to features that are unique to the Unix operating system, or in some cases to some or many variants of it. Hereâs an overview:
shlexâ Simple lexical analysisposixâ The most common POSIX system callspwdâ The password databasegrpâ The group databasetermiosâ POSIX style tty controlttyâ Terminal control functionsptyâ Pseudo-terminal utilitiesfcntlâ Thefcntlandioctlsystem callsresourceâ Resource usage informationsyslogâ Unix syslog library routines